824 lines
30 KiB
Python
824 lines
30 KiB
Python
"""
|
|
WireGuard Protocol Manager - handles standard WireGuard protocol
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installation, configuration, and client management on remote servers.
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|
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Follows the same architecture as awg_manager.py, using:
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- client/server_scripts/wireguard/ scripts as reference
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- Docker container: amneziavpn/amnezia-wg (same as AWG Legacy)
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- Standard wg/wg-quick tools
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"""
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import json
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import re
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import secrets
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import logging
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from base64 import b64encode
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from cryptography.hazmat.primitives.asymmetric.x25519 import X25519PrivateKey
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from cryptography.hazmat.primitives import serialization
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logger = logging.getLogger(__name__)
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WG_DEFAULTS = {
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'port': '51820',
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'mtu': '1420',
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'subnet_address': '10.8.2.0',
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'subnet_cidr': '24',
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'subnet_ip': '10.8.2.1',
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'dns1': '1.1.1.1',
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'dns2': '1.0.0.1',
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}
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def generate_wg_keypair():
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"""Generate a WireGuard X25519 keypair (private, public) as base64 strings."""
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private_key = X25519PrivateKey.generate()
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private_bytes = private_key.private_bytes(
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encoding=serialization.Encoding.Raw,
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format=serialization.PrivateFormat.Raw,
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encryption_algorithm=serialization.NoEncryption()
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)
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public_bytes = private_key.public_key().public_bytes(
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encoding=serialization.Encoding.Raw,
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format=serialization.PublicFormat.Raw
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)
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return b64encode(private_bytes).decode(), b64encode(public_bytes).decode()
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def generate_psk():
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"""Generate a WireGuard preshared key."""
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return b64encode(secrets.token_bytes(32)).decode()
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class WireGuardManager:
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"""Manages standard WireGuard protocol installation and client management."""
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PROTOCOL = 'wireguard'
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CONTAINER_NAME = 'amnezia-wireguard'
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DOCKER_IMAGE = 'amneziavpn/amnezia-wg:latest'
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CONFIG_PATH = '/opt/amnezia/wireguard/wg0.conf'
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KEY_DIR = '/opt/amnezia/wireguard'
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CLIENTS_TABLE_PATH = '/opt/amnezia/wireguard/clientsTable'
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INTERFACE = 'wg0'
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def __init__(self, ssh_manager):
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self.ssh = ssh_manager
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# ===================== INSTALLATION =====================
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def check_docker_installed(self):
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"""Check if Docker is installed and running."""
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out, err, code = self.ssh.run_command("docker --version 2>/dev/null")
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if code != 0:
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return False
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out2, _, code2 = self.ssh.run_command(
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"systemctl is-active docker 2>/dev/null || service docker status 2>/dev/null"
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)
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return 'active' in out2 or 'running' in out2.lower()
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def install_docker(self):
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"""Install Docker on the server."""
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script = r"""
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if which apt-get > /dev/null 2>&1; then pm=$(which apt-get); silent_inst="-yq install"; check_pkgs="-yq update"; docker_pkg="docker.io"; dist="debian";
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elif which dnf > /dev/null 2>&1; then pm=$(which dnf); silent_inst="-yq install"; check_pkgs="-yq check-update"; docker_pkg="docker"; dist="fedora";
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elif which yum > /dev/null 2>&1; then pm=$(which yum); silent_inst="-y -q install"; check_pkgs="-y -q check-update"; docker_pkg="docker"; dist="centos";
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else echo "Packet manager not found"; exit 1; fi;
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if [ "$dist" = "debian" ]; then export DEBIAN_FRONTEND=noninteractive; fi;
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if ! command -v docker > /dev/null 2>&1; then
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$pm $check_pkgs; $pm $silent_inst $docker_pkg;
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sleep 5; systemctl enable --now docker; sleep 5;
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fi;
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if [ "$(systemctl is-active docker)" != "active" ]; then
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$pm $check_pkgs; $pm $silent_inst $docker_pkg;
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sleep 5; systemctl start docker; sleep 5;
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fi;
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docker --version
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"""
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out, err, code = self.ssh.run_sudo_script(script, timeout=180)
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if code != 0:
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raise RuntimeError(f"Failed to install Docker: {err}")
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return out
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def check_container_running(self):
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"""Check if WireGuard container is running."""
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out, _, code = self.ssh.run_sudo_command(
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f"docker ps --filter name=^{self.CONTAINER_NAME}$ --format '{{{{.Status}}}}'"
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)
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return 'Up' in out
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def check_protocol_installed(self):
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"""Check if protocol is installed (container exists)."""
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out, _, code = self.ssh.run_sudo_command(
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f"docker ps -a --filter name=^{self.CONTAINER_NAME}$ --format '{{{{.Names}}}}'"
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)
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return self.CONTAINER_NAME in out.strip().split('\n')
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def prepare_host(self):
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"""Prepare host for container."""
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dockerfile_folder = f"/opt/amnezia/{self.CONTAINER_NAME}"
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script = f"""
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mkdir -p {dockerfile_folder}
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mkdir -p {self.KEY_DIR}
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if ! docker network ls | grep -q amnezia-dns-net; then
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docker network create --driver bridge --subnet=172.29.172.0/24 --opt com.docker.network.bridge.name=amn0 amnezia-dns-net
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fi
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"""
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out, err, code = self.ssh.run_sudo_script(script)
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if code != 0:
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logger.warning(f"prepare_host warning: {err}")
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return True
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def setup_firewall(self):
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"""Setup host firewall."""
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script = """
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sysctl -w net.ipv4.ip_forward=1
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iptables -C INPUT -p icmp --icmp-type echo-request -j DROP 2>/dev/null || iptables -A INPUT -p icmp --icmp-type echo-request -j DROP
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iptables -C FORWARD -j DOCKER-USER 2>/dev/null || iptables -A FORWARD -j DOCKER-USER 2>/dev/null
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"""
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self.ssh.run_sudo_script(script)
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return True
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def install_protocol(self, port=None):
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"""
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Full installation of WireGuard protocol.
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Steps: install docker -> prepare host -> build container ->
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configure container -> run container -> setup firewall
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"""
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if port is None:
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port = WG_DEFAULTS['port']
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results = []
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# Step 1: Install Docker
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if not self.check_docker_installed():
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results.append("Installing Docker...")
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self.install_docker()
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results.append("Docker installed successfully")
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else:
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results.append("Docker already installed")
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# Step 2: Prepare host
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results.append("Preparing host...")
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self.prepare_host()
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results.append("Host prepared")
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# Step 3: Remove old container if exists
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if self.check_protocol_installed():
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results.append("Removing old container...")
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self.remove_container()
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results.append("Old container removed")
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# Step 4: Build container
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results.append("Building Docker image...")
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dockerfile_folder = f"/opt/amnezia/{self.CONTAINER_NAME}"
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dockerfile_content = (
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f"FROM {self.DOCKER_IMAGE}\n"
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f"\n"
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f'LABEL maintainer="AmneziaVPN"\n'
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f"\n"
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f"RUN apk add --no-cache curl wireguard-tools dumb-init iptables bash\n"
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f"RUN apk --update upgrade --no-cache\n"
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f"\n"
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f"RUN mkdir -p /opt/amnezia\n"
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f'RUN echo "#!/bin/bash" > /opt/amnezia/start.sh && '
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f'echo "tail -f /dev/null" >> /opt/amnezia/start.sh\n'
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f"RUN chmod a+x /opt/amnezia/start.sh\n"
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f"\n"
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f'ENTRYPOINT [ "dumb-init", "/opt/amnezia/start.sh" ]\n'
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)
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self.ssh.run_sudo_command(f"mkdir -p {dockerfile_folder}")
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self.ssh.upload_file_sudo(dockerfile_content, f"{dockerfile_folder}/Dockerfile")
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out, err, code = self.ssh.run_sudo_command(
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f"docker build --no-cache --pull -t {self.CONTAINER_NAME} {dockerfile_folder}",
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timeout=300
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)
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if code != 0:
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raise RuntimeError(f"Failed to build container: {err}")
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results.append("Docker image built successfully")
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# Step 5: Run container
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results.append("Starting container...")
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run_cmd = f"""docker run -d \
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--restart always \
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--privileged \
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--cap-add=NET_ADMIN \
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--cap-add=SYS_MODULE \
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-p {port}:{port}/udp \
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-v /lib/modules:/lib/modules \
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--sysctl="net.ipv4.conf.all.src_valid_mark=1" \
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--name {self.CONTAINER_NAME} \
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{self.CONTAINER_NAME}"""
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out, err, code = self.ssh.run_sudo_command(run_cmd)
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if code != 0:
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raise RuntimeError(f"Failed to run container: {err}")
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# Connect to DNS network
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self.ssh.run_sudo_command(f"docker network connect amnezia-dns-net {self.CONTAINER_NAME}")
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# Wait for container
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results.append("Waiting for container to start...")
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self._wait_container_running()
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results.append("Container started")
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# Step 6: Configure container
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results.append("Configuring WireGuard...")
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self._configure_container(port)
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results.append("WireGuard configured")
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# Step 7: Upload start script
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results.append("Starting WireGuard service...")
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self._upload_start_script(port)
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results.append("WireGuard service started")
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# Step 8: Setup firewall
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results.append("Setting up firewall...")
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self.setup_firewall()
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results.append("Firewall configured")
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return {
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'status': 'success',
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'protocol': self.PROTOCOL,
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'port': port,
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'log': results,
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}
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def _wait_container_running(self, timeout=30):
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"""Wait for a container to be in 'running' state."""
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import time
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last_status = 'unknown'
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for i in range(timeout // 2):
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out, _, _ = self.ssh.run_sudo_command(
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f"docker inspect --format='{{{{.State.Status}}}}' {self.CONTAINER_NAME}"
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)
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last_status = out.strip().strip("'\"")
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if last_status == 'running':
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time.sleep(1)
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return True
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time.sleep(2)
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logs_out, _, _ = self.ssh.run_sudo_command(
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f"docker logs --tail 50 {self.CONTAINER_NAME} 2>&1"
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)
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raise RuntimeError(
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f"Container {self.CONTAINER_NAME} did not start within {timeout}s "
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f"(status: {last_status}). Logs:\n{logs_out}"
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)
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def _configure_container(self, port):
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"""Configure the WireGuard container (generate keys and server config)."""
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subnet_ip = WG_DEFAULTS['subnet_ip']
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subnet_cidr = WG_DEFAULTS['subnet_cidr']
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config_script = f"""
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mkdir -p {self.KEY_DIR}
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cd {self.KEY_DIR}
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WIREGUARD_SERVER_PRIVATE_KEY=$(wg genkey)
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echo $WIREGUARD_SERVER_PRIVATE_KEY > {self.KEY_DIR}/wireguard_server_private_key.key
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WIREGUARD_SERVER_PUBLIC_KEY=$(echo $WIREGUARD_SERVER_PRIVATE_KEY | wg pubkey)
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echo $WIREGUARD_SERVER_PUBLIC_KEY > {self.KEY_DIR}/wireguard_server_public_key.key
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WIREGUARD_PSK=$(wg genpsk)
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echo $WIREGUARD_PSK > {self.KEY_DIR}/wireguard_psk.key
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cat > {self.CONFIG_PATH} <<EOF
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[Interface]
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PrivateKey = $WIREGUARD_SERVER_PRIVATE_KEY
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Address = {subnet_ip}/{subnet_cidr}
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ListenPort = {port}
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EOF
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"""
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out, err, code = self.ssh.run_sudo_command(
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f"docker exec -i {self.CONTAINER_NAME} bash -c '{config_script}'"
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)
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if code != 0:
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raise RuntimeError(f"Failed to configure container: {err}")
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|
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def _upload_start_script(self, port):
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"""Upload and execute the start script inside the container."""
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subnet_ip = WG_DEFAULTS['subnet_ip']
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subnet_cidr = WG_DEFAULTS['subnet_cidr']
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start_script = f"""#!/bin/bash
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echo "WireGuard container startup"
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# Kill existing wg-quick if running
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wg-quick down {self.CONFIG_PATH} 2>/dev/null
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# Start WireGuard
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if [ -f {self.CONFIG_PATH} ]; then wg-quick up {self.CONFIG_PATH}; fi
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# Allow traffic on the TUN interface
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iptables -A INPUT -i {self.INTERFACE} -j ACCEPT
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iptables -A FORWARD -i {self.INTERFACE} -j ACCEPT
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iptables -A OUTPUT -o {self.INTERFACE} -j ACCEPT
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iptables -A FORWARD -i {self.INTERFACE} -o eth0 -s {subnet_ip}/{subnet_cidr} -j ACCEPT
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iptables -A FORWARD -i {self.INTERFACE} -o eth1 -s {subnet_ip}/{subnet_cidr} -j ACCEPT
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iptables -A FORWARD -m state --state ESTABLISHED,RELATED -j ACCEPT
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iptables -t nat -A POSTROUTING -s {subnet_ip}/{subnet_cidr} -o eth0 -j MASQUERADE
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iptables -t nat -A POSTROUTING -s {subnet_ip}/{subnet_cidr} -o eth1 -j MASQUERADE
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tail -f /dev/null
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"""
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self.ssh.upload_file(start_script, "/tmp/_wg_start.sh")
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self.ssh.run_sudo_command(f"docker cp /tmp/_wg_start.sh {self.CONTAINER_NAME}:/opt/amnezia/start.sh")
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self.ssh.run_sudo_command(f"docker exec {self.CONTAINER_NAME} chmod +x /opt/amnezia/start.sh")
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self.ssh.run_command("rm -f /tmp/_wg_start.sh")
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|
|
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self.ssh.run_sudo_command(f"docker restart {self.CONTAINER_NAME}")
|
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import time
|
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time.sleep(5)
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|
|
|
def remove_container(self):
|
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"""Remove WireGuard container."""
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self.ssh.run_sudo_command(f"docker stop {self.CONTAINER_NAME}")
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self.ssh.run_sudo_command(f"docker rm -fv {self.CONTAINER_NAME}")
|
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self.ssh.run_sudo_command(f"docker rmi {self.CONTAINER_NAME}")
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return True
|
|
|
|
# ===================== CLIENT MANAGEMENT =====================
|
|
|
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def _get_clients_table(self):
|
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"""Get the clients table from the server."""
|
|
out, err, code = self.ssh.run_sudo_command(
|
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f"docker exec -i {self.CONTAINER_NAME} cat {self.CLIENTS_TABLE_PATH} 2>/dev/null"
|
|
)
|
|
if code != 0 or not out.strip():
|
|
return []
|
|
try:
|
|
data = json.loads(out)
|
|
if isinstance(data, list):
|
|
return data
|
|
return []
|
|
except json.JSONDecodeError:
|
|
return []
|
|
|
|
def _save_clients_table(self, clients_table):
|
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"""Save the clients table to the server."""
|
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content = json.dumps(clients_table, indent=2)
|
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self.ssh.upload_file(content, "/tmp/_wg_clients.json")
|
|
self.ssh.run_sudo_command(
|
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f"docker cp /tmp/_wg_clients.json {self.CONTAINER_NAME}:{self.CLIENTS_TABLE_PATH}"
|
|
)
|
|
self.ssh.run_command("rm -f /tmp/_wg_clients.json")
|
|
|
|
def _get_server_config(self):
|
|
"""Get the server WireGuard config."""
|
|
out, err, code = self.ssh.run_sudo_command(
|
|
f"docker exec -i {self.CONTAINER_NAME} cat {self.CONFIG_PATH}"
|
|
)
|
|
if code != 0:
|
|
raise RuntimeError(f"Failed to get server config: {err}")
|
|
return out
|
|
|
|
def save_server_config(self, config_content):
|
|
"""Save the server WireGuard config and restart container."""
|
|
self.ssh.upload_file(config_content.replace('\r\n', '\n'), "/tmp/_wg_edit_config.conf")
|
|
self.ssh.run_sudo_command(f"docker cp /tmp/_wg_edit_config.conf {self.CONTAINER_NAME}:{self.CONFIG_PATH}")
|
|
self.ssh.run_command("rm -f /tmp/_wg_edit_config.conf")
|
|
self.ssh.run_sudo_command(f"docker restart {self.CONTAINER_NAME}")
|
|
|
|
def _get_server_public_key(self):
|
|
"""Get server public key."""
|
|
out, err, code = self.ssh.run_sudo_command(
|
|
f"docker exec -i {self.CONTAINER_NAME} cat {self.KEY_DIR}/wireguard_server_public_key.key"
|
|
)
|
|
if code != 0:
|
|
raise RuntimeError(f"Failed to get server public key: {err}")
|
|
return out.strip()
|
|
|
|
def _get_server_psk(self):
|
|
"""Get server preshared key."""
|
|
out, err, code = self.ssh.run_sudo_command(
|
|
f"docker exec -i {self.CONTAINER_NAME} cat {self.KEY_DIR}/wireguard_psk.key"
|
|
)
|
|
if code != 0:
|
|
raise RuntimeError(f"Failed to get PSK: {err}")
|
|
return out.strip()
|
|
|
|
def _get_listen_port(self):
|
|
"""Extract ListenPort from server config."""
|
|
config = self._get_server_config()
|
|
for line in config.split('\n'):
|
|
if line.strip().startswith('ListenPort'):
|
|
return line.split('=', 1)[1].strip()
|
|
return WG_DEFAULTS['port']
|
|
|
|
def _get_used_ips(self):
|
|
"""Get list of IPs already assigned in the config."""
|
|
config = self._get_server_config()
|
|
ips = []
|
|
for line in config.split('\n'):
|
|
line = line.strip()
|
|
if line.startswith('AllowedIPs'):
|
|
match = re.search(r'(\d+\.\d+\.\d+\.\d+)', line)
|
|
if match:
|
|
ips.append(match.group(1))
|
|
elif line.startswith('Address'):
|
|
match = re.search(r'(\d+\.\d+\.\d+\.\d+)', line)
|
|
if match:
|
|
ips.append(match.group(1))
|
|
return ips
|
|
|
|
def _get_next_ip(self):
|
|
"""Calculate the next available IP for a new client."""
|
|
used_ips = self._get_used_ips()
|
|
if not used_ips:
|
|
base = WG_DEFAULTS['subnet_address']
|
|
parts = base.split('.')
|
|
parts[3] = '2'
|
|
return '.'.join(parts)
|
|
|
|
last_ip = used_ips[-1]
|
|
parts = last_ip.split('.')
|
|
last_octet = int(parts[3])
|
|
next_octet = last_octet + 1
|
|
if next_octet > 254:
|
|
next_octet = 2
|
|
parts[3] = str(next_octet)
|
|
return '.'.join(parts)
|
|
|
|
def _parse_peers_from_config(self):
|
|
"""Parse [Peer] sections from WireGuard server config."""
|
|
try:
|
|
config = self._get_server_config()
|
|
except Exception:
|
|
return {}
|
|
peers = {}
|
|
current_key = None
|
|
for line in config.split('\n'):
|
|
line = line.strip()
|
|
if line == '[Peer]':
|
|
current_key = None
|
|
elif current_key is None and line.startswith('PublicKey'):
|
|
current_key = line.split('=', 1)[1].strip()
|
|
peers[current_key] = {'allowedIps': ''}
|
|
elif current_key and line.startswith('AllowedIPs'):
|
|
peers[current_key]['allowedIps'] = line.split('=', 1)[1].strip()
|
|
return peers
|
|
|
|
def _parse_bytes(self, size_str):
|
|
"""Parse human readable size string into bytes."""
|
|
try:
|
|
parts = size_str.strip().split()
|
|
if len(parts) != 2:
|
|
return 0
|
|
val, unit = float(parts[0]), parts[1]
|
|
units = {'B': 1, 'KiB': 1024, 'MiB': 1024**2, 'GiB': 1024**3, 'TiB': 1024**4}
|
|
return int(val * units.get(unit, 1))
|
|
except Exception:
|
|
return 0
|
|
|
|
def _wg_show(self):
|
|
"""Run 'wg show all' and parse output."""
|
|
out, err, code = self.ssh.run_sudo_command(
|
|
f"docker exec -i {self.CONTAINER_NAME} bash -c 'wg show all'"
|
|
)
|
|
if code != 0 or not out.strip():
|
|
return {}
|
|
|
|
result = {}
|
|
current_peer = None
|
|
|
|
for line in out.split('\n'):
|
|
line = line.strip()
|
|
if line.startswith('peer:'):
|
|
current_peer = line.split(':', 1)[1].strip()
|
|
result[current_peer] = {}
|
|
elif current_peer and ':' in line:
|
|
key, value = line.split(':', 1)
|
|
key = key.strip()
|
|
value = value.strip()
|
|
if key == 'latest handshake':
|
|
result[current_peer]['latestHandshake'] = value
|
|
elif key == 'transfer':
|
|
parts = value.split(',')
|
|
if len(parts) == 2:
|
|
received = parts[0].strip().replace(' received', '')
|
|
sent = parts[1].strip().replace(' sent', '')
|
|
result[current_peer]['dataReceived'] = received
|
|
result[current_peer]['dataSent'] = sent
|
|
result[current_peer]['dataReceivedBytes'] = self._parse_bytes(received)
|
|
result[current_peer]['dataSentBytes'] = self._parse_bytes(sent)
|
|
elif key == 'allowed ips':
|
|
result[current_peer]['allowedIps'] = value
|
|
return result
|
|
|
|
def get_clients(self):
|
|
"""Get list of all clients with live traffic data."""
|
|
clients_table = self._get_clients_table()
|
|
|
|
try:
|
|
wg_show_data = self._wg_show()
|
|
except Exception:
|
|
wg_show_data = {}
|
|
|
|
known_ids = set()
|
|
for client in clients_table:
|
|
client_id = client.get('clientId', '')
|
|
known_ids.add(client_id)
|
|
if client_id in wg_show_data:
|
|
show_data = wg_show_data[client_id]
|
|
user_data = client.get('userData', {})
|
|
user_data['latestHandshake'] = show_data.get('latestHandshake', '')
|
|
user_data['dataReceived'] = show_data.get('dataReceived', '')
|
|
user_data['dataSent'] = show_data.get('dataSent', '')
|
|
user_data['dataReceivedBytes'] = show_data.get('dataReceivedBytes', 0)
|
|
user_data['dataSentBytes'] = show_data.get('dataSentBytes', 0)
|
|
user_data['allowedIps'] = show_data.get('allowedIps', '')
|
|
client['userData'] = user_data
|
|
|
|
# Pick up peers from conf not in clientsTable (native app clients)
|
|
try:
|
|
conf_peers = self._parse_peers_from_config()
|
|
for pub_key, peer_info in conf_peers.items():
|
|
if pub_key in known_ids:
|
|
continue
|
|
show_data = wg_show_data.get(pub_key, {})
|
|
allowed_ip = peer_info.get('allowedIps', '') or show_data.get('allowedIps', '')
|
|
ip_part = ''
|
|
if allowed_ip:
|
|
m = re.search(r'(\d+\.\d+\.\d+\.\d+)', allowed_ip)
|
|
if m:
|
|
ip_part = m.group(1)
|
|
display_name = f'External ({ip_part})' if ip_part else 'External (native app)'
|
|
clients_table.append({
|
|
'clientId': pub_key,
|
|
'userData': {
|
|
'clientName': display_name,
|
|
'clientPrivateKey': '',
|
|
'externalClient': True,
|
|
'clientIp': ip_part,
|
|
'latestHandshake': show_data.get('latestHandshake', ''),
|
|
'dataReceived': show_data.get('dataReceived', ''),
|
|
'dataSent': show_data.get('dataSent', ''),
|
|
'dataReceivedBytes': show_data.get('dataReceivedBytes', 0),
|
|
'dataSentBytes': show_data.get('dataSentBytes', 0),
|
|
'allowedIps': allowed_ip,
|
|
}
|
|
})
|
|
except Exception as e:
|
|
logger.warning(f'get_clients: failed to parse conf peers: {e}')
|
|
|
|
return clients_table
|
|
|
|
def add_client(self, client_name, server_host):
|
|
"""
|
|
Add a new client/peer to the WireGuard config.
|
|
Returns the client config string.
|
|
"""
|
|
# Generate client keys
|
|
client_priv_key, client_pub_key = generate_wg_keypair()
|
|
|
|
# Get server info
|
|
server_pub_key = self._get_server_public_key()
|
|
psk = self._get_server_psk()
|
|
port = self._get_listen_port()
|
|
|
|
# Get next available IP
|
|
client_ip = self._get_next_ip()
|
|
|
|
dns1 = WG_DEFAULTS['dns1']
|
|
dns2 = WG_DEFAULTS['dns2']
|
|
|
|
# Check if AmneziaDNS is installed
|
|
out, _, _ = self.ssh.run_sudo_command("docker ps -a --filter name=^amnezia-dns$ --format '{{.Names}}'")
|
|
if 'amnezia-dns' in out:
|
|
dns1 = '172.29.172.254'
|
|
|
|
mtu = WG_DEFAULTS['mtu']
|
|
|
|
# Append peer to server config
|
|
peer_section = f"""
|
|
[Peer]
|
|
PublicKey = {client_pub_key}
|
|
PresharedKey = {psk}
|
|
AllowedIPs = {client_ip}/32
|
|
|
|
"""
|
|
escaped_peer = peer_section.replace("'", "'\\''")
|
|
self.ssh.run_sudo_command(
|
|
f"docker exec -i {self.CONTAINER_NAME} bash -c 'echo \"{escaped_peer}\" >> {self.CONFIG_PATH}'"
|
|
)
|
|
|
|
# Sync config without restart
|
|
self.ssh.run_sudo_command(
|
|
f"docker exec -i {self.CONTAINER_NAME} bash -c 'wg syncconf {self.INTERFACE} <(wg-quick strip {self.CONFIG_PATH})'"
|
|
)
|
|
|
|
# Update clients table
|
|
clients_table = self._get_clients_table()
|
|
new_client = {
|
|
'clientId': client_pub_key,
|
|
'userData': {
|
|
'clientName': client_name,
|
|
'creationDate': __import__('datetime').datetime.now().isoformat(),
|
|
'clientPrivateKey': client_priv_key,
|
|
'clientIp': client_ip,
|
|
'psk': psk,
|
|
'enabled': True,
|
|
}
|
|
}
|
|
clients_table.append(new_client)
|
|
self._save_clients_table(clients_table)
|
|
|
|
# Build client config
|
|
client_config = f"""[Interface]
|
|
Address = {client_ip}/32
|
|
DNS = {dns1}, {dns2}
|
|
PrivateKey = {client_priv_key}
|
|
MTU = {mtu}
|
|
|
|
[Peer]
|
|
PublicKey = {server_pub_key}
|
|
PresharedKey = {psk}
|
|
AllowedIPs = 0.0.0.0/0, ::/0
|
|
Endpoint = {server_host}:{port}
|
|
PersistentKeepalive = 25
|
|
"""
|
|
return {
|
|
'client_name': client_name,
|
|
'client_id': client_pub_key,
|
|
'client_ip': client_ip,
|
|
'config': client_config,
|
|
}
|
|
|
|
def get_client_config(self, client_id, server_host):
|
|
"""Reconstruct client config from stored data."""
|
|
clients_table = self._get_clients_table()
|
|
client = next((c for c in clients_table if c.get('clientId') == client_id), None)
|
|
if not client:
|
|
raise RuntimeError(f"Client {client_id} not found")
|
|
|
|
ud = client.get('userData', {})
|
|
client_priv_key = ud.get('clientPrivateKey', '')
|
|
client_ip = ud.get('clientIp', '')
|
|
psk = ud.get('psk', '')
|
|
|
|
if not client_priv_key:
|
|
raise RuntimeError("Client private key not stored. Config cannot be reconstructed.")
|
|
|
|
server_pub_key = self._get_server_public_key()
|
|
if not psk:
|
|
psk = self._get_server_psk()
|
|
|
|
port = self._get_listen_port()
|
|
|
|
dns1 = WG_DEFAULTS['dns1']
|
|
dns2 = WG_DEFAULTS['dns2']
|
|
|
|
# Check if AmneziaDNS is installed
|
|
out, _, _ = self.ssh.run_sudo_command("docker ps -a --filter name=^amnezia-dns$ --format '{{.Names}}'")
|
|
if 'amnezia-dns' in out:
|
|
dns1 = '172.29.172.254'
|
|
|
|
mtu = WG_DEFAULTS['mtu']
|
|
|
|
config = f"""[Interface]
|
|
Address = {client_ip}/32
|
|
DNS = {dns1}, {dns2}
|
|
PrivateKey = {client_priv_key}
|
|
MTU = {mtu}
|
|
|
|
[Peer]
|
|
PublicKey = {server_pub_key}
|
|
PresharedKey = {psk}
|
|
AllowedIPs = 0.0.0.0/0, ::/0
|
|
Endpoint = {server_host}:{port}
|
|
PersistentKeepalive = 25
|
|
"""
|
|
return config
|
|
|
|
def toggle_client(self, client_id, enable):
|
|
"""Enable or disable a client by adding/removing their [Peer] from server config."""
|
|
if enable:
|
|
clients_table = self._get_clients_table()
|
|
client = next((c for c in clients_table if c.get('clientId') == client_id), None)
|
|
if not client:
|
|
raise RuntimeError(f"Client {client_id} not found")
|
|
|
|
ud = client.get('userData', {})
|
|
psk = ud.get('psk', '') or self._get_server_psk()
|
|
client_ip = ud.get('clientIp', '')
|
|
|
|
peer_section = f"""
|
|
[Peer]
|
|
PublicKey = {client_id}
|
|
PresharedKey = {psk}
|
|
AllowedIPs = {client_ip}/32
|
|
|
|
"""
|
|
escaped_peer = peer_section.replace("'", "'\\''")
|
|
self.ssh.run_sudo_command(
|
|
f"docker exec -i {self.CONTAINER_NAME} bash -c 'echo \"{escaped_peer}\" >> {self.CONFIG_PATH}'"
|
|
)
|
|
else:
|
|
# Remove peer from server config
|
|
config = self._get_server_config()
|
|
sections = config.split('[')
|
|
new_sections = [s for s in sections if s.strip() and client_id not in s]
|
|
new_config = '[' + '['.join(new_sections)
|
|
|
|
self.ssh.upload_file(new_config, "/tmp/_wg_config.conf")
|
|
self.ssh.run_sudo_command(
|
|
f"docker cp /tmp/_wg_config.conf {self.CONTAINER_NAME}:{self.CONFIG_PATH}"
|
|
)
|
|
self.ssh.run_command("rm -f /tmp/_wg_config.conf")
|
|
|
|
# Sync config
|
|
self.ssh.run_sudo_command(
|
|
f"docker exec -i {self.CONTAINER_NAME} bash -c 'wg syncconf {self.INTERFACE} <(wg-quick strip {self.CONFIG_PATH})'"
|
|
)
|
|
|
|
# Update enabled status in clients table
|
|
clients_table = self._get_clients_table()
|
|
for c in clients_table:
|
|
if c.get('clientId') == client_id:
|
|
c.setdefault('userData', {})['enabled'] = enable
|
|
break
|
|
self._save_clients_table(clients_table)
|
|
|
|
def remove_client(self, client_id):
|
|
"""Remove a client from WireGuard config."""
|
|
config = self._get_server_config()
|
|
sections = config.split('[')
|
|
new_sections = [s for s in sections if s.strip() and client_id not in s]
|
|
new_config = '[' + '['.join(new_sections)
|
|
|
|
self.ssh.upload_file(new_config, "/tmp/_wg_config.conf")
|
|
self.ssh.run_sudo_command(
|
|
f"docker cp /tmp/_wg_config.conf {self.CONTAINER_NAME}:{self.CONFIG_PATH}"
|
|
)
|
|
self.ssh.run_command("rm -f /tmp/_wg_config.conf")
|
|
|
|
# Sync config
|
|
self.ssh.run_sudo_command(
|
|
f"docker exec -i {self.CONTAINER_NAME} bash -c 'wg syncconf {self.INTERFACE} <(wg-quick strip {self.CONFIG_PATH})'"
|
|
)
|
|
|
|
# Update clients table
|
|
clients_table = self._get_clients_table()
|
|
clients_table = [c for c in clients_table if c.get('clientId') != client_id]
|
|
self._save_clients_table(clients_table)
|
|
return True
|
|
|
|
def get_server_status(self):
|
|
"""Get detailed status of the WireGuard server."""
|
|
info = {
|
|
'container_exists': self.check_protocol_installed(),
|
|
'container_running': False,
|
|
'protocol': self.PROTOCOL,
|
|
}
|
|
|
|
if info['container_exists']:
|
|
info['container_running'] = self.check_container_running()
|
|
if info['container_running']:
|
|
try:
|
|
config = self._get_server_config()
|
|
for line in config.split('\n'):
|
|
if 'ListenPort' in line:
|
|
info['port'] = line.split('=')[1].strip()
|
|
break
|
|
info['clients_count'] = len(self._get_clients_table())
|
|
except Exception as e:
|
|
info['error'] = str(e)
|
|
|
|
return info
|
|
|
|
def get_traffic_stats(self):
|
|
"""Get aggregate traffic stats for all clients."""
|
|
try:
|
|
wg_data = self._wg_show()
|
|
except Exception:
|
|
return {}
|
|
|
|
total_rx = 0
|
|
total_tx = 0
|
|
active_peers = 0
|
|
active_ips = []
|
|
|
|
for peer_key, data in wg_data.items():
|
|
rx = data.get('dataReceivedBytes', 0)
|
|
tx = data.get('dataSentBytes', 0)
|
|
total_rx += rx
|
|
total_tx += tx
|
|
if rx > 0 or tx > 0:
|
|
active_peers += 1
|
|
allowed = data.get('allowedIps', '')
|
|
if allowed:
|
|
m = re.search(r'(\d+\.\d+\.\d+\.\d+)', allowed)
|
|
if m:
|
|
active_ips.append(m.group(1))
|
|
|
|
return {
|
|
'total_rx_bytes': total_rx,
|
|
'total_tx_bytes': total_tx,
|
|
'active_connections': active_peers,
|
|
'active_ips': active_ips,
|
|
}
|